CY7C136-55JC Cypress Semiconductor Corp, CY7C136-55JC Datasheet

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CY7C136-55JC

Manufacturer Part Number
CY7C136-55JC
Description
IC SRAM 2KX8 ASYNC DUAL 52-PLCC
Manufacturer
Cypress Semiconductor Corp
Datasheet

Specifications of CY7C136-55JC

Format - Memory
RAM
Memory Type
SRAM - Dual Port, Asynchronous
Memory Size
16K (2K x 8)
Speed
55ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
428-1199

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Cypress Semiconductor Corporation
Document #: 38-06031 Rev. *A
Features
Notes:
1.
2.
• True Dual-Ported memory cells which allow simulta-
• 2K x 8 organization
• 0.65-micron CMOS for optimum speed/power
• High-speed access: 15 ns
• Low operating power: I
• Fully asynchronous operation
• Automatic power-down
• Master CY7C132/CY7C136 easily expands data bus
• BUSY output flag on CY7C132/CY7C136; BUSY input
• INT flag for port-to-port communication (52-pin
• Available in 48-pin DIP (CY7C132/142), 52-pin PLCC and
• Pin-compatible and functionally equivalent to
neous reads of the same memory location
width to 16 or more bits using slave CY7C142/CY7C146
on CY7C142/CY7C146
PLCC/PQFP versions)
52-pin TQFP (CY7C136/146)
IDT7132/IDT7142
Logic Block Diagram
CY7C132/CY7C136 (Master): BUSY is open drain output and requires pull-up resistor.
CY7C142/CY7C146 (Slave): BUSY is input.
Open drain outputs; pull-up resistor required.
BUSY
INT
R/W
I/O
I/O
A
CE
OE
A
L
L
10L
[1]
7L
0L
[2]
0L
L
L
L
DECODER
ADDRESS
R/W
CC
CE
OE
L
L
L
CONTROL
= 110 mA (max.)
I/O
(7C132/7C136 ONLY)
(7C136/7C146 ONLY)
INTERRUPTLOGIC
ARBITRA TION
MEMORY
ARRAY
LOGIC
AND
3901 North First Street
CONTROL
I/O
DECODER
ADDRESS
CE
OE
R/W
R
R
R
Functional Description
The
high-speed CMOS 2K by 8 dual-port static RAMs. Two ports
are provided to permit independent access to any location in
memory. The CY7C132/ CY7C136 can be utilized as either a
standalone 8-bit dual-port static RAM or as a MASTER
dual-port RAM in conjunction with the CY7C142/CY7C146
SLAVE dual-port device in systems requiring 16-bit or greater
word widths. It is the solution to applications requiring shared
or buffered data such as cache memory for DSP, bit-slice, or
multiprocessor designs.
Each port has independent control pins; chip enable (CE),
write enable (R/W), and output enable (OE). BUSY flags are
provided on each port. In addition, an interrupt flag (INT) is
provided on each port of the 52-pin PLCC version. BUSY
signals that the port is trying to access the same location
currently being accessed by the other port. On the PLCC
version, INT is an interrupt flag indicating that data has been
placed in a unique location (7FF for the left port and 7FE for
the right port).
An automatic power-down feature is controlled independently
on each port by the chip enable (CE) pins.
The CY7C132/CY7C142 are available in 48-pin DIP. The
CY7C136/CY7C146 are available in 52-pin PLCC and PQFP.
2K x 8 Dual-Port Static RAM
CY7C132/CY7C136/CY7C142
San Jose
A
INT
R/W
CE
OE
I/O
I/O
BUSY
A
10R
0R
R
7R
0R
R
R
R
[2]
R
[1]
,
CA 95134
CY7C132/CY7C136
CY7C142/CY7C146
Pin Configuration
BUSY
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
R/W
A
GND
OE
CE
10L
A
A
A
A
A
A
A
A
A
A
0L
1L
2L
3L
4L
5L
6L
7L
Revised August 29, 2003
0L
1L
2L
3L
4L
5L
6L
7L
8L
9L
L
L
L
L
and
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Top View
7C132
7C142
DIP
CY7C146
408-943-2600
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
V
CE
R/W
A
OE
A
A
A
A
A
A
A
A
A
A
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
BUSY
CC
10R
0R
1R
2R
3R
4R
5R
6R
7R
8R
9R
7R
6R
5R
4R
3R
2R
1R
0R
R
R
R
R
are

Related parts for CY7C136-55JC

CY7C136-55JC Summary of contents

Page 1

... R/W L [2] INT L Notes: 1. CY7C132/CY7C136 (Master): BUSY is open drain output and requires pull-up resistor. CY7C142/CY7C146 (Slave): BUSY is input. 2. Open drain outputs; pull-up resistor required. Cypress Semiconductor Corporation Document #: 38-06031 Rev Dual-Port Static RAM Functional Description The CY7C132/CY7C136/CY7C142 high-speed CMOS dual-port static RAMs. Two ports are provided to permit independent access to any location in memory ...

Page 2

... I I [3] 7C132-25 7C132-30 7C136-25 7C136-30 [3] 7C136-15 7C142-25 7C142-30 7C146-15 7C146-25 7C146- 190 170 170 CY7C132/CY7C136 CY7C142/CY7C146 PQFP Top View 7C136 33 7C146 1415 7C132-35 7C132-45 7C132-55 7C136-35 7C136-45 7C136-55 7C142-35 7C142-45 7C142-55 7C146-35 7C146-45 7C146- 120 120 110 170 170 ...

Page 3

... V – 0. < Mil [8] MAX Test Conditions MHz 5.0V CC and using AC Test Waveforms input levels of GND to 3V. rc CY7C132/CY7C136 CY7C142/CY7C146 Ambient Temperature 0°C to +70°C –40°C to +85–C [4] –55°C to +125°C [3] 7C132-30 7C132-35,45 7C136-25,30 7C136-35,45 [3] 7C142-30 7C142-35,45 7C146-25,30 7C146-35,45 2.4 2 ...

Page 4

... HZCE LZCE are tested with C = 5pF Test Loads. Transition is measured ±500 mV from steady-state voltage. L CY7C132/CY7C136 CY7C142/CY7C146 5V 281 BUSY OR INT 30 pF BUSY Output Load (CY7C132/CY7C136 Only) ALL INPUT PULSES 90% 90% 10% < [5, 10] [3] 7C132-25 7C132-30 7C136-25 7C136-30 7C142-25 7C142-30 7C146-25 7C146-30 Min ...

Page 5

... Document #: 38-06031 Rev. *A [3] 7C136-15 7C146-15 Min. Max [15 [15 [16 Note 17 Note [15] 15 [15] 15 [15] 15 7C132-35 7C136-35 7C142-35 7C146-35 Min. Max. 35 [11 [11] 35 [11 CY7C132/CY7C136 CY7C142/CY7C146 [5, 10] [3] 7C132-25 7C132-30 7C136-25 7C136-30 7C142-25 7C142-30 7C146-25 7C146-30 Min. Max. Min. Max Note 17 Note 17 Note 17 Note ...

Page 6

... CE to INTERRUPT Reset Time EINR t Address to INTERRUPT Reset Time INR Document #: 38-06031 Rev. *A 7C132-35 7C136-35 7C142-35 7C146-35 Min. Max [ [15 [15 [16 Note 17 Note [15] 25 [15] 25 [15] 25 CY7C132/CY7C136 CY7C142/CY7C146 [5, 10] 7C132-45 7C132-55 7C136-45 7C136-55 7C142-45 7C142-55 7C146-45 7C146-55 Min. Max. Min. Max ...

Page 7

... OHA DATA OUT PREVIOUS DA TA VALID Read Cycle No. 2 (Either Port-CE/OE LZOE t LZCE DATA OUT Read Cycle No. 3 (Read with BUSY Master: CY7C132 and CY7C136) ADDRESS R R INR ADDRESS L BUSY L DOUT L Notes: 19. R/W is HIGH for read cycle. 20. Device is continuously selected 21. Address valid prior to or coincident with CE transition LOW. ...

Page 8

... If the CE LOW transition occurs simultaneously with or after the R/W LOW transition, the outputs remain in a high-impedance state. Document #: 38-06031 Rev. *A [14, 22 SCE PWE t SD DATA VALID HIGH IMPEDANCE [14, 23 SCE PWE t SD DATA VALID t HZWE HIGH IMPEDANCE allow the data I/O pins to enter high impedance and for data PWE HZWE SD CY7C132/CY7C136 CY7C142/CY7C146 LZWE Page ...

Page 9

... Busy Timing Diagram No. 2 (Address Arbitration) Left Address ValidFirst: ADDRESS ADDRESS MATCH ADDRESS R BUSY R RightAddressValidFirst: ADDRESS ADDRESS MATCH ADDRESS L BUSY L Document #: 38-06031 Rev. *A ADDRESS MATCH BLC ADDRESS MATCH BLC ADDRESS MISMATCH t t BLA BHA ADDRESS MISMATCH t t BLA BHA CY7C132/CY7C136 CY7C142/CY7C146 t BHC t BHC Page ...

Page 10

... INT R Right Side Clears INT : R ADDRESS R INT R Right Side Sets INT : L ADDRESS R INT L Document #: 38-06031 Rev PWE t WC WRITE 7FF t t INS HA t EINS t WINS EINR t WC WRITE 7FE t t INS HA t EINS t WINS CY7C132/CY7C136 CY7C142/CY7C146 READ 7FF t INR t OINR Page ...

Page 11

... AMBIENTTEMPERATURE(°C) TYPICAL ACCESS TIME CHANGE vs. OUTPUT LOADING 30.0 25.0 20.0 15.0 10.0 V =4.5V CC 5.0 T =25° 5.0 0 200 400 600 800 1000 CAPACITANCE (pF) CY7C132/CY7C136 CY7C142/CY7C146 t RC READ 7FE t INR t OINR OUTPUT SOURCE CURRENT vs. OUTPUT VOLTAGE 120 100 =5. =25° 125 0 1 ...

Page 12

... CY7C132-55DMB 15 CY7C136-15JC CY7C136-15NC 25 CY7C136-25JC CY7C136-25NC 30 CY7C136-30JC CY7C136-30NC CY7C136-30JI 35 CY7C136-35JC CY7C136-35NC CY7C136-35JI CY7C136-35LMB 45 CY7C136-45JC CY7C136-45NC CY7C136-45JI CY7C136-45LMB 55 CY7C136-55JC CY7C136-55NC CY7C136-55JI CY7C136-55NI CY7C136-55LMB 30 CY7C142-30PC CY7C142-30PI 35 CY7C142-35PC CY7C142-35PI CY7C142-35DMB 45 CY7C142-45PC CY7C142-45PI CY7C142-45DMB 55 CY7C142-55PC CY7C142-55PI CY7C142-55DMB Shaded areas contain preliminary information. Document #: 38-06031 Rev. *A Package ...

Page 13

... L69 52-Square Leadless Chip Carrier Switching Characteristics (continued) Parameter Subgroups Busy/Interrupt Timing Subgroups 10 10, 11 BUSY TIMING 10 10 10, 11 Note 10, 11 24. CY7C142/CY7C146 only. CY7C132/CY7C136 CY7C142/CY7C146 Operating Commercial Commercial Commercial Industrial Commercial Industrial Military Commercial Industrial Military Commercial Industrial Military Subgroups 10, 11 ...

Page 14

... Package Diagrams Document #: 38-06031 Rev. *A 48-Lead (600-Mil) Sidebraze DIP D26 MIL-STD-1835 D-14 Config. C 52-Lead Plastic Leaded Chip Carrier J69 CY7C132/CY7C136 CY7C142/CY7C146 51-80044-** 51-85004-*A Page ...

Page 15

... Package Diagrams (continued) Document #: 38-06031 Rev. *A 52-Square Leadless Chip Carrier L69 52-Lead Plastic Quad Flatpack N52 CY7C132/CY7C136 CY7C142/CY7C146 51-80054-** 51-85042-** Page ...

Page 16

... The inclusion of Cypress Semiconductor products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress Semiconductor against all charges. 48-Lead (600-Mil) Molded DIP P25 CY7C132/CY7C136 CY7C142/CY7C146 51-85020-*A ...

Page 17

... Document History Page Document Title: CY7C132 / CY7C136 / CY7C142 / CY7C146 Dual Port Static RAM Document Number: 38-06031 REV. ECN NO. Issue Date ** 110171 10/21/01 *A 128959 9/03/03 Document #: 38-06031 Rev. *A Orig. of Change Description of Change SZV Change from Spec number: 38-06031 JFU Added CY7C136-55NI to Order Information ...

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